21477924

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{45893}}^1$

素因数の和:45916

約数の個数: 36

約数和(自身を含む): 58468956

約数和(自身を除く): 36991032

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 45893, 91786, 137679, 183572, 275358, 413037, 550716, 596609, 826074, 1193218, 1652148, 1789827, 2386436, 3579654, 5369481, 7159308, 10738962, 21477924]

約数ペア:

[(1, 21477924), (2, 10738962), (3, 7159308), (4, 5369481), (6, 3579654), (9, 2386436), (12, 1789827), (13, 1652148), (18, 1193218), (26, 826074), (36, 596609), (39, 550716), (52, 413037), (78, 275358), (117, 183572), (156, 137679), (234, 91786), (468, 45893)]